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PR/3269: Off by one in varisset(), caused variable substitution not to

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count the last positional parameter as set.
This commit is contained in:
christos 1997-03-01 19:33:29 +00:00
parent 46764eff41
commit edc5dadbab
1 changed files with 3 additions and 3 deletions
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6
bin/sh/expand.c
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@ -1,4 +1,4 @@
/* $NetBSD: expand.c,v 1.26 1997/01/24 17:26:28 christos Exp $ */
/* $NetBSD: expand.c,v 1.27 1997/03/01 19:33:29 christos Exp $ */
/*-
* Copyright (c) 1991, 1993
@ -40,7 +40,7 @@
#if 0
static char sccsid[] = "@(#)expand.c 8.5 (Berkeley) 5/15/95";
#else
static char rcsid[] = "$NetBSD: expand.c,v 1.26 1997/01/24 17:26:28 christos Exp $";
static char rcsid[] = "$NetBSD: expand.c,v 1.27 1997/03/01 19:33:29 christos Exp $";
#endif
#endif /* not lint */
@ -727,7 +727,7 @@ varisset(name, nulok)
} else if (is_digit(*name)) {
int num = atoi(name);
for (ap = shellparam.p; --num >= 0; ap++)
for (ap = shellparam.p; --num > 0; ap++)
if (*ap == NULL)
return 0;